On Mon, Nov 04, 2013 at 11:13:20PM +0800, Miao Xie wrote: > Signed-off-by: Miao Xie <miaox@xxxxxxxxxxxxxx> Reviewed-by: David Sterba <dsterba@xxxxxxx> Would be nice to say why it's safe to remove the barrier. The percpu counters do not need it, they use a spinlock. The barrier was there due to access to fs_info->delalloc_bytes that was removed in commit 963d678b0f764930 that introduced the percpu counters. -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
